Home / 80,590.41-111,215.25-44,291.48

Finding the Fourth Proportional to 80,590.41, 111,215.25 and 44,291.48

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Solution

The fourth proportional to 80,590.41, 111,215.25 and 44,291.48 is: 61,122.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,590.41 : 111,215.25 = 44,291.48 : x
  2. Step 2: Convert to fraction form
    80,590.41/111,215.25 = 44,291.48/x
  3. Step 3: Cross multiply
    80,590.41x = 111,215.25 × 44,291.48
  4. Step 4: Simplify right side
    80,590.41x = 4,925,887,464.99
  5. Step 5: Solve for x
    x = 4,925,887,464.99/80,590.41
  6. Step 6: Final answer
    x = 61,122.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.